Harley Davidson Evolution Compression Ratio

This is considered the minimum compression ratio needed to make serious power from a Harley-Davidson engine.

Harley davidson evolution compression ratio. Harley-Davidson may make changes at any time to prices and specifications and may change or discontinue models without notice and without incurring any obligation. 1 901 cc up 4 351-900 cc. Premium pump gas in the US.

The Revolution Max 1250 engine is assembled at the Harley-Davidson Pilgrim Road Powertrain Operations facility in Wisconsin. Includes 2 forged pistons rings pins and snap rings for Harley Davidson Big Twin Evolution 80ci 1340cc 1984 - 1999. Another factor that is affected by cylinder head material is fuel octane.

Generally speaking you should be safe to run 87 octane on a 103ci Twin Cam Harley because its compression ratio is less than 101. The Evolution engine on the 1340 model has a compression ratio of 851. Wiseco pistons 851 compression ratio Standard 3497 030 Oversize Bore.

Revolution Max 1250 Engine Technical. The crank rod started to shred shinny metal and WHOOPSY. 500 pounds which feels just incredibly light maneuverable on the road.

Static Compression Ratio Calculator. The 883 Evolution engine has a maximum horsepower HP of 46 at 6000 rotations per minute RPM and can reach a top speed of 926 miles per hour MPH. Boost Compression Ratio Calculator.

THIS ARE MY HIGH COMPRESSION ISSUES I have gone with wiesco 1051 about 215217 lbs of static compression on the cyls. Compression Ratio 971 971 Primary Drive Chain 3857 ratio Chain 3857 ratio Fuel Economy. Revolution Max 1250 Engine.